<!DOCTYPE html>
<html lang="en">
<head>
  <meta charset="UTF-8">
  <title>Title</title>
</head>
<body>
<script>
  let a='068'
  let b='68'
  if(a == b){
    alert(6)
  }else {
    alert(5)
  }
</script>
</body>
</html>